Viewing profile — gphil

Yes, I actually linked to Open AI’s discussion of GPT-4o being overly sycophantic. I think this is a tunable parameter that they are going to use, and I fully agree re corporate cu…

> I hope everyone here gets to have the experience of seeing HN discuss something that you're an expert in. It's eye-opening to see how confidently wrong most poasters are. This is…

I also recently came across some of these fake company campaigns with attached employee profiles. It's very hard to distinguish them from legitimate companies. It's especially hard…

The problem is that Twilio is not profitable. They wouldn't need to show a hockey stick if they were. Investor-subsidized, non-profitable companies have to sell growth to their inv…

Or: incumbent banks worried about disruption have the stronger lobby/influence.

I think the answer to both of your questions is yes. I think the related concepts of immutability and pure functions without mutable state allow for cleaner analytical modeling (an…

It depends on what you are looking at, but generally index returns (such as the FTSE 100) are calculated as if you are rebalancing your portfolio periodically to reflect the changi…

Do you live in or are you at least familiar with Philly? This comparison is cherry-picking a WeWork the nicest area in the city and juxtaposing it with an office space in/near one …

In a lot of places it's illegal to ride motor vehicles on the sidewalk. I think the sweet spots for this are trails and low-traffic streets.

Interestingly, the all-time Bitcoin price graph looks a lot like the Gartner Hype Cycle: https://en.wikipedia.org/wiki/Hype_cycle Whether or not this really is a "plateau of produc…

The problem with using "small business" as a blanket term is that they vary widely in stage and ambition. For example, it's a mouthful to distinguish between "brand new small busin…

OK, then I agree with you completely now that I understand. I concur we should incent small and family businesses.

I was with you until the last sentence: > This means tax cuts but above all simplifications of the relevant law. How do you pay for the poorest to have tolerable lives with tax cut…

From an American who's been to Trader Joe's a lot and a Marks and Spencer grocery exactly once, I think they are pretty comparable except that the food items are more aligned with …

If you factor in the people-hours behind the AWS services Netflix uses, I'm sure their number looks a lot different.

Yeah, I wouldn't rule out the possibility of structural problems--we've never seen this phenomenon before so it's hard to say how it will turn out. I was just trying to point out t…

> There are about 144 unicorns right now. If only 10% break out, that's only 14 companies that will really make it. Doesn't this ratio seem about right for any basket of unprofitab…

It's troubling that this is where the entrepreneurial ethos is heading. But it's hardly surprising with the leaders of the "sharing economy" almost ubiquitously operating illegally…

I think they mean they are subtracting debt, though I agree that isn't clear.

I think this would be a pretty good approach, especially when combined with the author's strategy.

> without the ability to allow it to be fast Practically speaking, Python is still slower than a lot of languages that use predominantly immutable data structures. I think you'd wa…

This is still the wrong math. I'm not qualified to come up with a great model here, but given that the S&P 500 has only lost value in 5 of the last 25 years the chances of having n…

Because out of the many thousands of funds who attempt it, some are bound to end up beating the market. You can't know in advance which funds are going to the be the best over the …